[Pacemaker] Stonith Device APC AP7900

[Pavlos Parissis]

On 2 November 2010 12:58, Dejan Muhamedagic <dejanmm at fastmail.fm> wrote:
[...snip...]

>
> > Do you know under which conditions pacemaker initiates multiple
> connections
> > to a fencing device?
>
> There are no specific conditions. It can happen by chance because
> individual clone instances run independently.


> > > The cloned resource will fence a node a bit faster in a case stonith
> > > > resource is running on the node to be fenced, there is no need to
> move
> > > the
> > > > resource to another node and then fence the node.
> > >
> > > Did you measure the time it takes to start the stonith resource?
> > >
> >
> > The last time I tested it was with rackpdu and it took 5 secs for
> pacemaker
> > to move the resource and trigger the reboot event.
>
> So, the time difference is 5 seconds in your case, right?
>
>
> No, this is the time it took to fence a node with non-cloned version.
I don't remember exactly how many secs it took with cloned version, but I do
remember that it was faster.

When I get the new PDU (aviosys 9258) I will run the test again and get back
on this.

Cheers,
Pavlos
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